US8157597B2 - Contact pin structure - Google Patents

Contact pin structure Download PDF

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Publication number
US8157597B2
US8157597B2 US12/000,085 US8507A US8157597B2 US 8157597 B2 US8157597 B2 US 8157597B2 US 8507 A US8507 A US 8507A US 8157597 B2 US8157597 B2 US 8157597B2
Authority
US
United States
Prior art keywords
main body
battery
contact
contact pin
contact portion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
US12/000,085
Other languages
English (en)
Other versions
US20110159712A1 (en
Inventor
I-Chang Chang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Iwei Tech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to TW097107106A priority Critical patent/TW200922009A/zh
Application filed by Iwei Tech Co Ltd filed Critical Iwei Tech Co Ltd
Assigned to IWEI TECHNOLOGY CO., LTD. reassignment IWEI TECHNOLOGY CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: CHANG, I-CHANG
Priority to US12/000,085 priority patent/US8157597B2/en
Priority to DE202007017637U priority patent/DE202007017637U1/de
Priority to AU2007101206A priority patent/AU2007101206A4/en
Priority to GB0725376.8A priority patent/GB2456133B/en
Priority to FR0801404A priority patent/FR2928783A1/fr
Priority to KR1020080025804A priority patent/KR100956469B1/ko
Priority to CN2008100933925A priority patent/CN101276969B/zh
Priority to JP2008134227A priority patent/JP4741628B2/ja
Priority to DE102008056333A priority patent/DE102008056333A1/de
Publication of US20110159712A1 publication Critical patent/US20110159712A1/en
Publication of US8157597B2 publication Critical patent/US8157597B2/en
Application granted granted Critical
Assigned to TSAI, HSIU-MEI reassignment TSAI, HSIU-MEI ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: IWEI TECHNOLOGY CO., LTD.
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/22—Contacts for co-operating by abutting
    • H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/50—Fixed connections
    • H01R12/51—Fixed connections for rigid printed circuits or like structures
    • H01R12/55—Fixed connections for rigid printed circuits or like structures characterised by the terminals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/04—Pins or blades for co-operation with sockets
    • H01R13/08—Resiliently-mounted rigid pins or blades
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/22—Contacts for co-operating by abutting
    • H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
    • H01R13/2407—Contacts for co-operating by abutting resilient; resiliently-mounted characterized by the resilient means
    • H01R13/2428—Contacts for co-operating by abutting resilient; resiliently-mounted characterized by the resilient means using meander springs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/22—Contacts for co-operating by abutting
    • H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
    • H01R13/2442—Contacts for co-operating by abutting resilient; resiliently-mounted with a single cantilevered beam
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/22—Contacts for co-operating by abutting
    • H01R13/24—Contacts for co-operating by abutting resilient; resiliently-mounted
    • H01R13/2464—Contacts for co-operating by abutting resilient; resiliently-mounted characterized by the contact point
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/02—Contact members
    • H01R13/35—Contact members for non-simultaneous co-operation with different types of contact member, e.g. socket co-operating with either round or flat pin
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R27/00—Coupling parts adapted for co-operation with two or more dissimilar counterparts

Definitions

  • the present invention provides a contact pin, and more particular provides a structural improvement for a contact pin to enable accommodating electrical portions of different types of batteries and form electrical contact with the contact pin.
  • batteries are contained inside all such portable electronic products, and the required electric power is supplied via the batteries when the portable electronic product is running.
  • a recess of the battery charger is configured as a holding recess, within which is configured contact pins, thereby enabling electrical contact with electrical portions of a battery by means of the contact pins, after which the battery charger transmits external electric power to within the battery, and thus enable the battery to be fully recharged with electric power.
  • FIG. 1 which shows a combination schematic view 1 of a battery charger and a battery
  • a battery charger A is configured with a holding recess A 0 , an inner wall of which is configured with a plurality of contact pins C.
  • each electrical portion D of the battery B forms an electrical contact with the respective contact pin C, thereby enabling the battery charger A to transmit external electric power, such as the mains power supply, to within the battery B.
  • the electrical portions D of the battery B are configured to be tabular, therefore shape of the contact pins C of the battery charger A are configured as protruding arcs or 90 degree turned V-shaped forms in order to match the tabular electrical portions D.
  • FIG. 2 which shows a combination schematic view 2 of a battery charger and a battery
  • electrical portions D 1 of a battery B 1 are configured as tubular hollow cavities, therefore shape of contact pins C 1 of a battery charger A 1 are configured as columnar forms in order to match the tubular cavity shaped electrical portions D 1 .
  • the contact pins C 1 are made to respectively penetrate within the electrical portions D 1 to form electrical contacts therewith.
  • FIG. 3 which shows a combination schematic view 3 of a battery charger and a battery
  • electrical portions D 2 of a battery B 2 are configured as juxtaposed cavities, therefore shape of contact pins C 2 of a battery charger A 2 are configured as juxtaposed tabular strips in order to match the juxtaposed cavity shaped electrical portions D 2 .
  • the contact pins C 2 are made to respectively penetrate within the electrical portions D 2 to form electrical contacts therewith.
  • a primary objective of the present invention is to provide a contact pin, one end of a main body of which extends a bent contact portion; the contact portion is tabular, two sides of which are respectively provided with a tapered section, and the junction of the tapered sections forms a terminal.
  • a second objective of the present invention is to provide one end of the main body of the contact pin with a connecting portion, and provide the other end with the contact portion, wherein the contact portion either assumes horizontality, perpendicularity or forms an angular difference height position with the connecting portion.
  • FIG. 1 shows a combination schematic view 1 of a battery charger of the prior art and a battery.
  • FIG. 2 shows a combination schematic view 2 of a battery charger of the prior art and a battery.
  • FIG. 3 shows a combination schematic view 3 of a battery charger of the prior art and a battery.
  • FIG. 4 shows an external elevational view of the present invention.
  • FIG. 5 shows a schematic view depicting movement of the present invention.
  • FIG. 6 shows a schematic view depicting a use mode of the present invention.
  • FIG. 7 shows a cutaway view 1 depicting a use mode of the present invention.
  • FIG. 8 shows a cutaway view 2 depicting a use mode of the present invention.
  • FIG. 9 shows a cutaway view 3 depicting a use mode of the present invention.
  • FIG. 10 shows an external elevational view 1 of a further embodiment according to the present invention.
  • FIG. 11 shows an external elevational view 2 of a further embodiment according to the present invention.
  • FIG. 12 shows external elevational views 3 of further embodiments according to the present invention.
  • FIG. 13 shows an external elevational view of a further embodiment according to the present invention.
  • FIG. 14 shows a schematic view depicting movement of the further embodiment according to the present invention.
  • FIGS. 4 , 5 which show a contact pin E provided with a main body E 1 , from one end of which extends a bent connecting portion E 11 .
  • the connecting portion E 11 is able to electrically connect to a predetermined circuit board by means of welding, heat sealing or plugging in methods.
  • a bent contact portion E 2 extends from another end of the main body E 1 , and the contact portion E 2 is tabular and provided with tapered sections E 21 , from which extends a terminal E 22 .
  • the connecting portion E 11 of the contact pin E is connected to the predetermined circuit board, because a horizontal height difference forms between the connecting portion E 11 and the contact portion E 2 , thus, when pressure is applied on the contact portion E 2 from an external force, such as the electrical portion of a battery, then a displacement is produced about the connecting portion E 11 and the bent portion of the main body E 1 serving as an axle center and the main body E 1 serving as a shaft lever, thereby causing elastic displacement of the main body E 1 .
  • the main body E 1 is made from metal material, and thus provided with elasticity, under the aforementioned situation, elasticity of compression is produced when the main body E 1 and the bent portion of the connecting portion E 11 are subjected to an external force.
  • the aforementioned means enables producing elastic displacement of the contact portion E 2 of the contact pin E, and when in use, such elastic displacement is used to support a device connected thereto, such as the electrical portion of a battery.
  • a battery charger A is configured with a plurality of the contact pins E.
  • the contact portion E 2 of each of the contact pins E penetrate an inner wall of a holding recess A 0 , thus, when a battery B is placed within the holding recess A 0 of the battery charger A, then electrical portions D of the battery B respectively form an electrical contact with the contact pins E, thereby enabling the battery charger A to transmit external electric power, such as the mains power supply, to within the battery B.
  • the electrical portions D of the battery B are configured to be tabular, and that each of the contact pins E are provided with the terminal E 22 .
  • the terminals E 22 form electrical contact with the electrical portions D, thereby enabling electric power from the battery charger A to be transmitted to the electrical portions D through the terminals E 22 of the contact pins E, and then transmitted to the within the battery B through the electrical portions D.
  • the majority of batteries as exemplified by the battery B are used in electronic devices such as digital cameras, mobile phone, and the like.
  • electrical portions D 1 of a battery B 1 are tubular hollow cavities
  • FIG. 8 when joining together the contact pins E of the present invention with the battery B 1 of FIG. 2 , when each of the contact portions E 2 of the contact pins E provided with the tapered sections E 21 and the terminal E 22 make contact with the respective electrical portion D 1 , then the terminals E 22 first respectively pass into the interiors of the electrical portions D 1 until the tapered sections E 21 respectively make contact with the tubular walls of the electrical portions D 1 , after which the contact portions E 2 respectively form electrical contacts with the electrical portions D 1 .
  • the majority of batteries as exemplified by the battery B 1 are used in electronic devices such as cameras, and the like.
  • FIGS. 3 and 9 in which it can be clearly seen from FIG. 3 that electrical portions D 2 of a battery B 2 are juxtaposed cavities, and it can be seen from FIG. 9 that when joining together the contact pins E of the present invention with the electrical portions D 2 of the battery B 2 , when the contact portions E 2 of the contact pins E respectively make contact with the electrical portions D 2 , then the tabular form of each of the contact portions E 2 enables complete retention within the respective electrical portions D 2 , thereby effecting electrical connections with the electrical portions D 2 .
  • the majority of batteries as exemplified by the battery B 2 are used in electronic devices such as notebook computers, and the like.
  • the connecting portion E 11 or the contact portion E 2 are configured either to extend parallel to, perpendicular to or extend to form an angular difference with the main body E 1 of the contact pin E. Moreover, either a horizontal form, a vertical form or an angular difference can be assumed between the connecting portion E 11 and the contact portion E 2 . Accordingly, a height difference is formed between the connecting portion E 11 and the contact portion E 2 , and after the contact portion E 2 is subjected to an external pressure, then a displacement is produced about the connecting portion E 11 serving as an axle center and the main body E 1 serving as a shaft lever, thereby causing elastic displacement of the main body E 1 .
  • the main body E 1 of the contact pin E can be configured either to be columnar, tubular, lamellar or tabular shaped, and the contact portion E 2 can be configured to be either of tapered form, triangular shaped, diamond shaped, kite shaped or provided with at least three exterior edges to accommodate devices of different types, such as the use modes as depicted in FIGS. 6-9 .
  • FIGS. 13 , 14 which show the contact pin E provided with the main body E 1 , one end of which extends the connecting portion E 11 , and the contact portion E 2 extends from the other end, wherein the contact portion E 2 is tabular shaped and is provided with tapered sections E 21 .
  • a terminal E 22 extends from the tapered sections E 21 .
  • an elastic section E 3 is located at an appropriate position of the main body E 1 , thus, when the contact portion E 2 is subjected to external pressure, then the elastic section E 3 is caused to deform, thereby producing elasticity of compression. After the external force on the contact portion E 2 is released, then the elasticity of compression of the elastic section E 3 is also released, thereby causing the contact portion E 2 to return to its original position. Accordingly, the contact pin E is able to achieve the functional effectiveness as depicted in FIGS. 6-9 .
  • the contact pin E is provided with the tabular shaped contact portion E 2 , and the contact portion E 2 is provided with the two tapered sections E 21 . Moreover, the terminal E 22 extends from the junction of the tapered sections E 21 , thereby achieving the practical advancement of enabling the contact pins E to accommodate the electrical portions D of different types of the battery B and effect an electrical contact therewith.

Landscapes

  • Battery Mounting, Suspending (AREA)
  • Coupling Device And Connection With Printed Circuit (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Connection Of Batteries Or Terminals (AREA)
US12/000,085 2007-12-07 2007-12-07 Contact pin structure Expired - Fee Related US8157597B2 (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
TW097107106A TW200922009A (en) 2007-12-07 2007-11-12 Contact terminal
US12/000,085 US8157597B2 (en) 2007-12-07 2007-12-07 Contact pin structure
DE202007017637U DE202007017637U1 (de) 2007-12-07 2007-12-18 Ein Aufbau eines Kontaktstiftes
AU2007101206A AU2007101206A4 (en) 2007-12-07 2007-12-19 Contact Pin Structure
GB0725376.8A GB2456133B (en) 2007-12-07 2007-12-31 Contact pin structure
FR0801404A FR2928783A1 (fr) 2007-12-07 2008-03-14 Structure de broche/borne de contact
KR1020080025804A KR100956469B1 (ko) 2007-12-07 2008-03-20 접촉단자
CN2008100933925A CN101276969B (zh) 2007-12-07 2008-04-16 接触端子结构改良
JP2008134227A JP4741628B2 (ja) 2007-12-07 2008-05-22 接触端子
DE102008056333A DE102008056333A1 (de) 2007-12-07 2008-11-07 Ein Aufbau eines Kontaktstiftes

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US12/000,085 US8157597B2 (en) 2007-12-07 2007-12-07 Contact pin structure
CN200720199952 2007-12-08
DE202007017637U DE202007017637U1 (de) 2007-12-07 2007-12-18 Ein Aufbau eines Kontaktstiftes
AU2007101206A AU2007101206A4 (en) 2007-12-07 2007-12-19 Contact Pin Structure
GB0725376.8A GB2456133B (en) 2007-12-07 2007-12-31 Contact pin structure
FR0801404A FR2928783A1 (fr) 2007-12-07 2008-03-14 Structure de broche/borne de contact
JP2008134227A JP4741628B2 (ja) 2007-12-07 2008-05-22 接触端子

Publications (2)

Publication Number Publication Date
US20110159712A1 US20110159712A1 (en) 2011-06-30
US8157597B2 true US8157597B2 (en) 2012-04-17

Family

ID=49684330

Family Applications (1)

Application Number Title Priority Date Filing Date
US12/000,085 Expired - Fee Related US8157597B2 (en) 2007-12-07 2007-12-07 Contact pin structure

Country Status (9)

Country Link
US (1) US8157597B2 (zh)
JP (1) JP4741628B2 (zh)
KR (1) KR100956469B1 (zh)
CN (1) CN101276969B (zh)
AU (1) AU2007101206A4 (zh)
DE (2) DE202007017637U1 (zh)
FR (1) FR2928783A1 (zh)
GB (1) GB2456133B (zh)
TW (1) TW200922009A (zh)

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US20130035006A1 (en) * 2011-08-03 2013-02-07 Samsung Electronics Co., Ltd. Contact terminal
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CN101276969A (zh) 2008-10-01
DE202007017637U1 (de) 2008-03-27
US20110159712A1 (en) 2011-06-30
CN101276969B (zh) 2012-05-30
GB2456133B (en) 2012-02-29
DE102008056333A1 (de) 2009-12-31
GB2456133A (en) 2009-07-08
GB0725376D0 (en) 2008-02-06
TWI370586B (zh) 2012-08-11
KR100956469B1 (ko) 2010-05-10
JP4741628B2 (ja) 2011-08-03
FR2928783A1 (fr) 2009-09-18
AU2007101206A4 (en) 2008-02-21
JP2009158461A (ja) 2009-07-16
KR20090100551A (ko) 2009-09-24
TW200922009A (en) 2009-05-16

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